tinba | 93908e28fd00887ef6df4692c8f186da669816a5388dc076e0d3af5ed9e90766

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-12-2024 08:42

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General

Target

93908e28fd00887ef6df4692c8f186da669816a5388dc076e0d3af5ed9e90766N.exe
Size

89KB
MD5

962f1fd13b28a0c6f334696148759350
SHA1

f6a17ac6a88ae3339f1509e422ea5f5d18909469
SHA256

93908e28fd00887ef6df4692c8f186da669816a5388dc076e0d3af5ed9e90766
SHA512

48c4f52e028c3a0be8a9033e0ada92fd76446faa73daa26b363901f8295866ef3f4e905474a011b4b1b50636af7ea7bbe7d85a248725301c1ef8f07730740d83
SSDEEP

1536:p1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:j+4MJIkLZJNAQ9Jo9e

Score

10^/10

tinba banker discovery persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba
Tinba family
tinba

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\0908D300 = "C:\\Users\\Admin\\AppData\\Roaming\\0908D300\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2036-0-0x0000000000400000-0x0000000000418000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	93908e28fd00887ef6df4692c8f186da669816a5388dc076e0d3af5ed9e90766N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe
1668	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1668	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 1668	2036	93908e28fd00887ef6df4692c8f186da669816a5388dc076e0d3af5ed9e90766N.exe	32
PID 2036 wrote to memory of 1668	2036	93908e28fd00887ef6df4692c8f186da669816a5388dc076e0d3af5ed9e90766N.exe	32
PID 2036 wrote to memory of 1668	2036	93908e28fd00887ef6df4692c8f186da669816a5388dc076e0d3af5ed9e90766N.exe	32
PID 2036 wrote to memory of 1668	2036	93908e28fd00887ef6df4692c8f186da669816a5388dc076e0d3af5ed9e90766N.exe	32
PID 2036 wrote to memory of 1668	2036	93908e28fd00887ef6df4692c8f186da669816a5388dc076e0d3af5ed9e90766N.exe	32
PID 1668 wrote to memory of 1204	1668	winver.exe	21
PID 1668 wrote to memory of 1108	1668	winver.exe	19
PID 1668 wrote to memory of 1168	1668	winver.exe	20
PID 1668 wrote to memory of 1204	1668	winver.exe	21
PID 1668 wrote to memory of 1512	1668	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\93908e28fd00887ef6df4692c8f186da669816a5388dc076e0d3af5ed9e90766N.exe
  "C:\Users\Admin\AppData\Local\Temp\93908e28fd00887ef6df4692c8f186da669816a5388dc076e0d3af5ed9e90766N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2036
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1668

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1108-30-0x0000000076F11000-0x0000000076F12000-memory.dmp

Filesize
4KB

Download
memory/1108-29-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1108-28-0x0000000076F11000-0x0000000076F12000-memory.dmp

Filesize
4KB

Download
memory/1108-27-0x0000000076F11000-0x0000000076F12000-memory.dmp

Filesize
4KB

Download
memory/1168-20-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-33-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1204-10-0x0000000076F11000-0x0000000076F12000-memory.dmp

Filesize
4KB

Download
memory/1204-31-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1204-22-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1204-2-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1204-4-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1512-25-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/1512-24-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/1512-26-0x0000000076F11000-0x0000000076F12000-memory.dmp

Filesize
4KB

Download
memory/1668-32-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/1668-6-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/1668-7-0x00000000770C0000-0x00000000770C1000-memory.dmp

Filesize
4KB

Download
memory/1668-8-0x00000000770BF000-0x00000000770C0000-memory.dmp

Filesize
4KB

Download
memory/1668-9-0x00000000770BF000-0x00000000770C1000-memory.dmp

Filesize
8KB

Download
memory/1668-11-0x0000000076EC0000-0x0000000077069000-memory.dmp

Filesize
1.7MB

Download
memory/1668-38-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2036-13-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2036-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2036-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2036-5-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2036-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download